<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>线性渐变</title>
		<link href="index.css" type="text/css" rel="stylesheet"/>
	</head>
	<body>
    <div class="all">
    	<header><nav>首页 新闻中心 关于我们 </nav></header>
    	<section>
    		<div class="one"><span>免费咨询</span></div>
    		<div class="two"></div>
            <div class="three">
            	<h1>产品展示</h1>
				<div class="tone">网页设计</div>
				<div class="ttwo">视频制作</div>
				<div class="tone">网站制作</div>
				<div class="tthree">微信小程序</div>
            </div>
    	</section>
    	<footer><p>版权所有@不告诉你</p></footer>
    </div>
    

</body>
</html>
